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An Australian Airport website was hacked and taken down by a hacker group supporting the pro-Islamic group ISIS. The website was hacked and filled with messages supporting the jihadist movement and the ISIS group.
The hackers targeted the Hobart International Airport's website in Tasmania, although no direct threat is made to the airport by the ISIS backed hacker group.
The Tasmanian police confirmed that the website contained ISIS supporting words and statements in acronyms that are synonym with the ISIS.
The Tasmanian Police said,

The group claiming responsibility for the hacking appear to indiscriminately target organizations who use web hosts such as the one used by Hobart International Airport,

The Airport officials were informed of the situation and the website was taken down after the incident. The Airport services continues even after the website hacking by ISIS incident.
The Airport officials said of the incident,

Tasmania Police have been monitoring activity at the airport premises, and there has been no suggestion of targeted activities on-site,

Australia is involved in the US-led coalition against IS in Iraq and has increasingly been sounding the alarm over radicalized citizens, with about 90 thought to be fighting with the Islamic State group in Iraq and Syria.
All of the country's main carriers fly into Hobart, the state capital, including Qantas, Virgin Australia, and Jetstar.
ISIS is known for its hacking of websites and taking down the websites of various government departments of various countries.